Definition of impulsive in English:

impulsive

adjective

  • 1Acting or done without forethought.

    ‘they'd married as impulsive teenagers’
    ‘he regretted his impulsive offer’
    • ‘Moreover, the speed and ease of electronic communication increases the risk of impulsive action.’
    • ‘My weaknesses are that I'm impatient, impulsive and slightly stubborn.’
    • ‘Borderline personality disorder is characterized by mood instability and impulsive aggression.’
    • ‘People who are mentally unstable, especially impulsive teenagers, are predisposed to suicide.’
    • ‘She was entirely too impulsive, but that was one of the things he loved about her.’
    • ‘Seeing the puzzled look on her face, I came to an impulsive decision.’
    • ‘Scientists have found that heavy smokers have less grey matter in their brains, which could make them more impulsive than non-smokers.’
    • ‘After dark, the cruise ship encourages carefree and impulsive enjoyment.’
    • ‘He was impulsive and impatient and wanted things done quickly.’
    • ‘Lynn once told me that I should be more impulsive.’
    • ‘You've never done something so impulsive before.’
    • ‘We tend to be more impulsive, partly because money isn't such an issue for us.’
    • ‘So I made this totally random and impulsive stop on the way home from work.’
    • ‘I'm an impulsive person, and I have been known to write things I later regret.’
    • ‘His decisions are impulsive and driven by gut instinct - characteristics he doesn't abide in his staff.’
    • ‘Both were hasty, erratic, impulsive men and capable of atrocious judgment.’
    • ‘I saw someone who could be impulsive and crazy in a nice way.’
    • ‘Apart from some of the impulsive and crazy behaviour we see in adolescence, teenagers appear to be pretty much on a par with adults in most areas.’
    • ‘Unfortunately, this impulsive act led to a miserable marriage that ended in divorce.’
    • ‘She and Sam are alike: impulsive, creative, mercurial and entertaining, but they never pay any attention to anybody else.’
    impromptu, snap, spontaneous, unpremeditated, spur-of-the-moment, extemporaneous
    impetuous, spontaneous, hasty, passionate, emotional, uninhibited, unrepressed, abandoned
    View synonyms
  • 2Physics
    Acting as an impulse.

    ‘the approaching waves contain an impulsive component’
    • ‘It turns out that most of the sounds are various manifestations of impulsive radio emissions from lightning.’
    • ‘An impulsive VHF event occurs, and the radiation from it arrives at a given remote station.’

Origin

Late Middle English (in the sense ‘tending to impel’): from French impulsif, -ive or late Latin impulsivus, from Latin impuls- driven onwards (see impulse). impulsive dates from the mid 18th century.

Pronunciation:

impulsive

/ɪmˈpʌlsɪv/